Desc. = • Industrial quality holesaws with special bi-metal construction • Fast cutting 4/6 variable tooth provides faster cut than standard configuration • Hardened high speed steel teeth are laser welded to a tough shatterproof high carbon steel body, to produce a highly durable, long lasting holesaw • Ideal for cutting mild steel, stainless steel, aluminum, cast iron, copper, brass, wood, plastics and composition board
Desc. = • Sockets made of the finest quality S.A.E. 4140 Chrome Molybdenum high impact steel • Meets or exceeds U.S. Federal Specs: GGG-W-660A and ANSI specifications